CN111595414A - Water level monitor - Google Patents
Water level monitor Download PDFInfo
- Publication number
- CN111595414A CN111595414A CN202010467744.XA CN202010467744A CN111595414A CN 111595414 A CN111595414 A CN 111595414A CN 202010467744 A CN202010467744 A CN 202010467744A CN 111595414 A CN111595414 A CN 111595414A
- Authority
- CN
- China
- Prior art keywords
- water level
- cover body
- controller
- level meter
- rolling structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/296—Acoustic waves
- G01F23/2962—Measuring transit time of reflected waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/296—Acoustic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/06—Systems determining the position data of a target
- G01S15/08—Systems for measuring distance only
- G01S15/10—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
In the water level monitor provided by the embodiment of the invention, the driving motor drives the rolling structure to rotate, the rolling structure can drive the end part of the hollow traction rope connected with the cover body to move downwards or upwards, the inner side wall of the cover body is provided with the pressure sensor, the inner bottom of the cover body is provided with the ultrasonic water level meter, the controller is respectively controlled and connected with the ultrasonic water level meter and the pressure sensor through a data transmission line, the controller is controlled and connected with the driving motor, the cover body moves towards the observation well under the driving action of the driving motor, the controller controls the ultrasonic water level meter to be started for distance measurement until the pressure value sensed by the pressure sensor changes, the ultrasonic water level meter can be close to the water level to be detected in the observation well to the maximum extent, and the ultrasonic wave sent by the ultrasonic water level meter is prevented from being blocked by barriers or other substances when the distance is, the groundwater level cannot be accurately measured.
Description
Technical Field
The invention relates to the technical field of water level monitoring equipment, in particular to a water level monitor.
Background
The sand land depends on the sand-covered layers with different thicknesses to receive and store natural rainfall, and the evaporation is strong in the semi-arid region of the sand land, so that the change of underground water level is extremely active, and particularly the shallow diving level is closely related to the rainfall, vegetation transpiration and sand dune surface evaporation; the method has a high indication effect on the fixing and activation of sand dunes by mastering the dynamic change of sand diving spaces. Meanwhile, the water quality of the sand dunes is related to the growth of sand-fixing plant species and the vegetation structure, so that the development of the dynamic monitoring of the groundwater level and the water quality of the sand land is an important means for researching the groundwater level change of the sand land and the vegetation restoration and desertification dynamics.
The existing ultrasonic water level meter has large influence on the measurement accuracy due to the distance of the measurement distance, and when the underground water level to be measured is deep, the existing ultrasonic water level meter cannot accurately measure the underground water level.
Disclosure of Invention
In order to solve the technical problem that the underground water level cannot be accurately measured by using the conventional ultrasonic water level monitor when the underground water level to be measured is deep in the prior art, the embodiment of the invention aims to provide a water level monitor, and the specific technical scheme is as follows:
an embodiment of the present invention provides a water level monitor, including: the device comprises a fixed table, a driving motor, an ultrasonic water level meter, a rolling structure, a driving gear, a driven gear, a cover body, a pressure sensor, a hollow traction rope and a controller;
a plurality of supporting structures are arranged at the bottom of the fixed table and used for supporting the fixed table to a preset height;
the driving motor, the rolling structure, the driving gear and the driven gear are all positioned on the top surface of the fixed table;
the driving motor is in driving connection with the driving gear, the driving gear is meshed with the driven gear, and the moving gear is fixedly connected with the rolling structure; the driving motor drives the driving gear to rotate, the driving gear is meshed with and drives the driven gear to rotate, and the rolling structure rotates along with the driven gear;
the cover body is of a semi-enclosed structure, one end of the hollow traction rope is hermetically connected with the top of the cover body, the other end of the hollow traction rope is fixed on the rolling structure, the pressure sensor is connected with the controller through a connecting wire, and the connecting wire penetrates through the cover body and is positioned in the hollow traction rope; the controller is connected with the driving motor in a control mode; the ultrasonic water level meter is positioned in the cover body, and the working direction of the ultrasonic water level meter faces to the opening of the cover body;
the controller is in communication connection with the ultrasonic water level meter.
Optionally, the cover body is made of tempered glass or hard steel.
Optionally, the driving motor is any one of a servo motor, a direct current motor and an alternating current motor.
Optionally, a through hole is formed in the fixing table, and the rolling structure is arranged right above the through hole through a supporting member.
Optionally, the rolling structure includes a shaft, a roller, a shaft hole, a first limiting member, a second limiting member, and a supporting member;
the supporting piece is fixedly connected with the shaft, the roller is rotatably connected with the shaft through the shaft hole, and the shaft is matched with the shaft hole; the first limiting part is located on one end face of the roller, the second limiting part is located on the other end face of the roller, the first limiting part is fixedly connected with the roller, and the second limiting part is fixedly connected with the roller.
Optionally, the controller is further included, and the controller controls the driving motor to rotate forward, reversely or stop.
Optionally, the predetermined height is 10-50 cm.
Optionally, the ultrasonic water level meter comprises a high-frequency pulse transmitter, a high-frequency pulse receiver and a timer;
the controller is connected with the high-frequency pulse transmitter and the timer in a control mode; the controller is communicatively coupled to the high frequency pulse receiver.
Optionally, the frequency of the sound wave sent by the high-frequency pulse transmitter is 60-80 kHz.
Optionally, the controller is connected to the ultrasonic water level meter through a shielded cable.
The embodiment of the invention provides a water level monitor, which comprises: the device comprises a fixed table, a driving motor, an ultrasonic water level meter, a rolling structure, a driving gear, a driven gear, a cover body, a pressure sensor, a hollow traction rope and a controller; a plurality of supporting structures are arranged at the bottom of the fixed table and used for supporting the fixed table to a preset height; the driving motor, the rolling structure, the driving gear and the driven gear are all positioned on the top surface of the fixed table; the driving motor is in driving connection with a driving gear, the driving gear is meshed with a driven gear, and the moving gear is fixedly connected with a rolling structure; the driving motor drives the driving gear to rotate, the driving gear is meshed with the driven gear to drive the driven gear to rotate, and the rolling structure rotates along with the driven gear; the cover body is of a semi-surrounding structure, one end of the hollow traction rope is hermetically connected with the top of the cover body, the other end of the hollow traction rope is fixed on the rolling structure, the pressure sensor is connected with the controller through a connecting wire, and the connecting wire penetrates through the cover body and is positioned in the hollow traction rope; the controller is connected with the driving motor in a control way; the ultrasonic water level meter is positioned in the cover body, and the working direction of the ultrasonic water level meter faces to the opening of the cover body; the controller is in communication connection with the ultrasonic water level meter.
In practical application, a driving motor drives a driving gear to rotate, the driving gear is meshed with a driven gear, the driven gear rotates under the driving action of the driving gear, the driven gear is fixedly connected with a rolling structure, the driven gear rotates, the rolling structure rotates along with the rolling structure, one end of a hollow traction rope is fixed on the rolling structure, the other end of the hollow traction rope is fixedly connected with a cover body, the hollow traction rope is wound on the rolling structure, the rolling structure rotates to drive the end part of the hollow traction rope, which is connected with the cover body, to move downwards or upwards, a pressure sensor is arranged on the inner side wall of the cover body, an ultrasonic water level meter is arranged at the inner bottom of the cover body, a controller is arranged on a fixed table, and the controller is respectively in control connection with the ultrasonic water level meter and the pressure sensor through a data transmission line, wherein the data transmission line is positioned in the, in the actual detection process, the hollow hauling cable is connected to the bottom of the outer side wall of the cover body, the cover body moves towards the observation well under the driving action of the driving motor, the controller controls the ultrasonic water level instrument to be opened for distance measurement after the pressure value sensed by the pressure sensor changes, and the working end of the ultrasonic water level instrument faces the opening of the cover body, so that the distance measured by the water level instrument is added with the length of the hollow hauling cable extending into the observation well, namely the depth of the water level in the observation well, compared with the existing water level detection mode in the observation well, the water level monitor provided by the embodiment of the invention can enable the ultrasonic water level instrument to be close to the water level to be detected in the observation well to the maximum extent, and avoids the problem that in the prior art, when the distance is long, the ultrasonic wave sent by the ultrasonic water level instrument is blocked by barriers or other substances, and the sound wave emitted by the ultrasonic water level instrument cannot reach the underground, and the groundwater level cannot be accurately measured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a schematic structural diagram of a water level monitor according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a scrolling structure according to an embodiment of the present invention;
FIG. 3 is a schematic view of a connection structure between the rolling structure and the housing according to an embodiment of the present invention;
FIG. 4 is a schematic bottom view of a mask structure according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a hollow pull cord according to an embodiment of the present invention;
fig. 6 is a schematic diagram of control connection provided in the embodiment of the present invention.
Reference numerals:
the device comprises a fixing table 1, a driving motor 2, an ultrasonic water level meter 3, a pressure sensor 4, a rolling structure 5, a driving gear 6, a driven gear 7, a hollow traction rope 8, a supporting structure 9, a controller 10, a high-frequency pulse transmitter 11, a through hole 12, a high-frequency pulse receiver 13, a timer 14, a support 15, a shaft 16, a roller 17, a shaft hole 18, a first limiting part 19, a second limiting part 20 and a cover 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be described below with reference to the drawings in the embodiments of the present invention.
Referring to fig. 1 to 6, an embodiment of the present invention provides a water level monitor, including: the device comprises a fixed table 1, a driving motor 2, an ultrasonic water level meter 3, a rolling structure 5, a driving gear 6, a driven gear 7, a cover body 21, a pressure sensor 4, a hollow traction rope 8 and a controller 10.
A plurality of support structures 9 are provided at the bottom of the stationary table 1, and the support structures 9 are used for supporting the stationary table 1 to a predetermined height.
The driving motor 2, the rolling structure 5, the driving gear 6 and the driven gear 7 are all located on the top surface of the fixed table 1.
The driving motor 2 is in driving connection with the driving gear 6, the driving gear 6 is meshed with the driven gear 7, and the moving gear is fixedly connected with the rolling structure 5; the driving motor 2 drives the driving gear 6 to rotate, the driving gear 6 is meshed with and drives the driven gear 7 to rotate, and the rolling structure 5 rotates along with the driven gear 7.
The cover body 21 is of a semi-enclosed structure, one end of the hollow hauling rope 8 is hermetically connected with the top of the cover body 21, the other end of the hollow hauling rope is fixed on the rolling structure 5, the pressure sensor 4 is connected with the controller 10 through a connecting wire, and the connecting wire penetrates through the cover body 21 and is positioned in the hollow hauling rope 8; the controller 10 is connected with the driving motor 2 in a control mode; the ultrasonic water level meter 3 is positioned in the cover body 21, and the working direction of the ultrasonic water level meter 3 faces to the opening of the cover body 21; it should be noted that the hollow hauling cable 8 is similar to the outer skin of the existing transmission cable, and the material may be the same or different, in the embodiment of the present invention, the material may be rubber, plastic, etc., as the best implementation mode, the hollow hauling cable 8 is made of rubber, which has the advantages of good corrosion resistance and long service time. The connecting lines between the controller 10 and the ultrasonic water level meter 3 and between the controller 10 and the pressure sensor 4 are all arranged in the hollow hauling rope 8, so that the connecting lines can be effectively protected, the service life of the connecting lines can be prolonged, the controller 10 controls the ultrasonic water level meter 3 according to the pressure value of the pressure sensor 4, the controller 10 can be a single chip microcomputer, a preset pressure value is arranged in the single chip microcomputer, when the single chip microcomputer receives that the pressure value of the pressure sensor 4 is larger than the preset pressure value, the single chip microcomputer controls the ultrasonic water level meter 3 to start working, then the ultrasonic water level meter 3 starts to perform measurement, after the measurement is completed, the detected data is transmitted to the controller 10 through the connecting lines, a display screen can be additionally arranged on the controller 10 and displays the detected data, and it should be noted that the control method of the controller 10 is only illustrated in the embodiment, other embodiments may also implement the method for controlling the ultrasonic water level meter 3 to be implemented in this embodiment, for example, the controller 10 may also be a programmable controller 10, and the on or off of the ultrasonic water level meter 3 is controlled by a program programmed in advance, and the principle is the same as the control principle of the single chip microcomputer. It should be noted that, the use of the single chip to control the power supply of another port according to the size of a predetermined data and a detection data belongs to the conventional technical means in the field, and the embodiment of the present invention does not improve the control method. It should be noted that the predetermined pressure value may be a standard atmospheric pressure, after the opening of the cover 21 contacts the water level, the cover 21 continues to descend, the underground water seals the cover 21, the cover 21 continues to descend under the self-weight of the cover 21, the pressure value inside the cover 21 inevitably increases, when the pressure value inside the cover 21 increases, the pressure value sensed by the pressure sensor 4 disposed inside the cover 21 is greater than the standard atmospheric pressure, at this time, the controller 10 determines that the cover 21 has contacted the water level of the underground water, and immediately, the controller 10 controls the driving motor 2 to stop rotating, the cover 21 and the underground water keep a relatively fixed position, and then, the ultrasonic water level meter 3 may start to operate. By adopting the water level monitor provided by the embodiment of the invention, the distance between the ultrasonic water level meter 3 and the underground water level to be detected can be effectively reduced, so that the accuracy of the ultrasonic water level meter 3 in detecting the underground water level is improved.
The controller 10 is in communication connection with the ultrasonic water level meter 3. It should be noted that the ultrasonic water level meter 3 is obtained by direct purchase, and the embodiment of the present invention does not specifically limit the type, kind, and other properties of the ultrasonic water level meter 3.
Specifically, in practical application, the driving motor 2 drives the driving gear 6 to rotate, the driving gear 6 is engaged with the driven gear 7, under the driving action of the driving gear 6, the driven gear 7 rotates, the driven gear 7 is fixedly connected with the rolling structure 5, the driven gear 7 rotates, the rolling structure 5 rotates along with the rolling structure, one end of the hollow hauling rope 8 is fixed on the rolling structure 5, the other end of the hollow hauling rope 8 is fixedly connected with the cover body 21, the hollow hauling rope 8 is wound on the rolling structure 5, the rolling structure 5 rotates to drive the end part of the hollow hauling rope 8 connected with the cover body 21 to move downwards or upwards, the inner side wall of the cover body 21 is provided with the pressure sensor 4, the inner bottom of the cover body 21 is provided with the ultrasonic water level meter 3, the controller 10 is arranged on the fixed table 1, and the controller 10 is respectively connected with the ultrasonic water level meter 3 and the pressure, wherein, the data transmission line is located in the hollow of the hollow hauling cable 8, the controller 10 is connected with the driving motor 2 in a control way, in the actual detection process, the hollow hauling cable 8 is connected with the bottom of the outer side wall of the cover body 21, the cover body 21 moves towards the observation well under the driving action of the driving motor 2, until the pressure value sensed by the pressure sensor 4 changes, the controller 10 controls the ultrasonic water level meter 3 to be started for distance measurement, the working end of the ultrasonic water level meter 3 faces the opening of the cover body 21, therefore, the distance measured by the water level meter is the length of the hollow hauling cable 8 extending into the observation well, namely the depth of the water level in the observation well, compared with the water level detection mode in the existing observation well, the water level monitor provided by the embodiment of the invention can enable the ultrasonic water level meter 3 to be close to the water level to be detected in the observation well to the maximum extent, the problem that in the prior art, when the distance is far away, the ultrasonic wave sent by the ultrasonic water level meter 3 is blocked by a blocking object or other substances, and the sound wave emitted by the ultrasonic water level meter 3 cannot reach the underground water level of the well to be observed, so that the underground water level cannot be accurately measured is solved.
Further, the cover body 21 is made of tempered glass or hard steel. By adopting the materials, the strength of the cover body 21 can be effectively improved, the service life of the cover body 21 can be prolonged conveniently in the long-term use process, and the toughened glass or the hard glass has certain weight, so that the cover body 21 can continuously move downwards under the action of the dead weight of the cover body 21 when the cover body 21 contacts the water surface.
Further, the driving motor 2 is any one of a servo motor, a dc motor, and an ac motor.
Further, a through hole 12 is formed in the fixed table 1, and the rolling structure 5 is disposed right above the through hole 12 through a support member 15. The through hole 12 is formed, so that the paying-off and the taking-up of the hollow hauling rope 8 are facilitated.
Further, the rolling structure 5 comprises a shaft 16, a roller 17, a shaft hole 18, a first limiting member 19, a second limiting member 20, and a support member 15;
the supporting piece 15 is fixedly connected with the shaft 16, the roller 17 is rotatably connected with the shaft 16 through the shaft hole 18, and the shaft 16 is matched with the shaft hole 18; the first limiting part is located on one end face of the roller 17, the second limiting part is located on the other end face of the roller 17, the first limiting part is fixedly connected with the roller 17, and the second limiting part is fixedly connected with the roller 17.
Further, the device also comprises a controller 10, and the controller 10 controls the driving motor 2 to rotate forwards, reversely or stop. The controller 10 controls the motor to rotate forward or backward, which belongs to the conventional technical means in the field, and the embodiment of the present invention does not limit the control method.
Further, the predetermined height is 10-50 cm.
Further, the ultrasonic water level meter 3 comprises a high-frequency pulse transmitter 11, a high-frequency pulse receiver 13 and a timer 14;
the controller 10 is connected with the high-frequency pulse emitter 11 and the timer 14 in a control mode; the controller 10 is communicatively connected to the high frequency pulse receiver 13. The high-frequency pulse emitter 11 emits high-frequency pulses to the opening of the cover body 21 at a first time point, the high-frequency pulses are reflected to part of the high-frequency pulses by the water surface after contacting the water surface, then the high-frequency pulse receiver 13 receives the reflected part of the high-frequency pulses, the timer 14 records the time length between the first time point and the second time point in real time, the distance between the ultrasonic water level instrument 3 and the water surface of the underground water is obtained according to the propagation speed of the high-frequency pulses, the distance and the height of the ultrasonic water level instrument 3 are added to the thickness of the bottom wall of the cover body 21 and the height of the hollow hauling rope 8 placed in the observation well, and the water level of the underground water in the current observation well is obtained.
Further, the frequency of the sound wave sent by the high-frequency pulse transmitter 11 is 60-80 kHz.
In a preferred embodiment, when the distance is within 5m, the sound wave frequency is preferably 60 to 80kHz, and in a more preferred embodiment, the influence of temperature and humidity is mainly corrected by a standard distance correction method. The specific method comprises the following steps: a fixed reflection baffle is additionally arranged on the sensor, so that a small part of sound waves emitted by the sensor are reflected by the baffle and received by the sensor, and the other part of the sound waves are continuously transmitted and reflected after reaching the water surface and received by the sensor. If the distance between the correction lever and the sensor is L1, the propagation time of the corresponding ultrasonic wave is T1, the distance between the water surface and the sensor is L2, and the propagation time of the corresponding ultrasonic wave is T2, the corrected relation is L1T 2/T1. When the sensor is installed, the sound wave emitted by the sensor is perpendicular to the measured object, so that the sensor can receive more sound waves reflected by the object, and the measurement is more accurate. Any object cannot exist between the measured object and the sensor, so that the sound wave is prevented from being reflected to the sensor by the shielding object, and the measured distance is the distance between the sensor and the shielding object.
Further, the controller 10 is connected to the ultrasonic water level meter 3 through a shielded cable. To ensure data accuracy.
The embodiment of the invention provides a water level monitor, which comprises: the device comprises a fixed table 1, a driving motor 2, an ultrasonic water level meter 3, a rolling structure 5, a driving gear 6, a driven gear 7, a cover body 21, a pressure sensor 4, a hollow traction rope 8 and a controller 10; a plurality of supporting structures 9 are arranged at the bottom of the fixed table 1, and the supporting structures 9 are used for supporting the fixed table 1 to a preset height; the driving motor 2, the rolling structure 5, the driving gear 6 and the driven gear 7 are all positioned on the top surface of the fixed platform 1; the driving motor 2 is in driving connection with a driving gear 6, the driving gear 6 is meshed with a driven gear 7, and the driven gear is fixedly connected with a rolling structure 5; the driving motor 2 drives the driving gear 6 to rotate, the driving gear 6 is meshed with the driven gear 7 to drive the driven gear 7 to rotate, and the rolling structure 5 rotates along with the driven gear 7; the cover body 21 is of a semi-enclosed structure, one end of the hollow hauling rope 8 is hermetically connected with the top of the cover body 21, the other end of the hollow hauling rope is fixed on the rolling structure 5, the pressure sensor 4 is connected with the controller 10 through a connecting wire, and the connecting wire penetrates through the cover body 21 and is positioned in the hollow hauling rope 8; the controller 10 is connected with the driving motor 2 in a control way; the ultrasonic water level meter 3 is positioned in the cover body 21, and the working direction of the ultrasonic water level meter 3 faces to the opening of the cover body 21; the controller 10 is communicatively connected to the ultrasonic water level meter 3.
In practical application, the driving motor 2 drives the driving gear 6 to rotate, the driving gear 6 is meshed with the driven gear 7, under the driving action of the driving gear 6, the driven gear 7 rotates, the driven gear 7 is fixedly connected with the rolling structure 5, the driven gear 7 rotates, the rolling structure 5 rotates along with the rolling structure, one end of the hollow hauling rope 8 is fixed on the rolling structure 5, the other end of the hollow hauling rope 8 is fixedly connected with the cover body 21, the hollow hauling rope 8 is wound on the rolling structure 5, the rolling structure 5 rotates to drive the end part of the hollow hauling rope 8 connected with the cover body 21 to move downwards or upwards, the inner side wall of the cover body 21 is provided with the pressure sensor 4, the inner bottom of the cover body 21 is provided with the ultrasonic water level meter 3, the controller 10 is arranged on the fixed platform 1, and the controller 10 is respectively connected with the ultrasonic water level meter 3 and the, wherein, the data transmission line is located in the hollow of the hollow hauling cable 8, the controller 10 is connected with the driving motor 2 in a control way, in the actual detection process, the hollow hauling cable 8 is connected with the bottom of the outer side wall of the cover body 21, the cover body 21 moves towards the observation well under the driving action of the driving motor 2, until the pressure value sensed by the pressure sensor 4 changes, the controller 10 controls the ultrasonic water level meter 3 to be started for distance measurement, the working end of the ultrasonic water level meter 3 faces the opening of the cover body 21, therefore, the distance measured by the water level meter is the length of the hollow hauling cable 8 extending into the observation well, namely the depth of the water level in the observation well, compared with the water level detection mode in the existing observation well, the water level monitor provided by the embodiment of the invention can enable the ultrasonic water level meter 3 to be close to the water level to be detected in the observation well to the maximum extent, the problem that in the prior art, when the distance is far away, the ultrasonic wave sent by the ultrasonic water level meter 3 is blocked by a blocking object or other substances, and the sound wave emitted by the ultrasonic water level meter 3 cannot reach the underground water level of the well to be observed, so that the underground water level cannot be accurately measured is solved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
All the embodiments in the present specification are described in a related manner, and the same and similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments. The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. A water level monitor, comprising: the device comprises a fixed table, a driving motor, an ultrasonic water level meter, a rolling structure, a driving gear, a driven gear, a cover body, a pressure sensor, a hollow traction rope and a controller;
a plurality of supporting structures are arranged at the bottom of the fixed table and used for supporting the fixed table to a preset height;
the driving motor, the rolling structure, the driving gear and the driven gear are all positioned on the top surface of the fixed table;
the driving motor is in driving connection with the driving gear, the driving gear is meshed with the driven gear, and the moving gear is fixedly connected with the rolling structure; the driving motor drives the driving gear to rotate, the driving gear is meshed with and drives the driven gear to rotate, and the rolling structure rotates along with the driven gear;
the cover body is of a semi-enclosed structure, one end of the hollow traction rope is hermetically connected with the top of the cover body, the other end of the hollow traction rope is fixed on the rolling structure, the pressure sensor is connected with the controller through a connecting wire, and the connecting wire penetrates through the cover body and is positioned in the hollow traction rope; the controller is connected with the driving motor in a control mode; the ultrasonic water level meter is positioned in the cover body, and the working direction of the ultrasonic water level meter faces to the opening of the cover body;
the controller is in communication connection with the ultrasonic water level meter.
2. The water level monitor according to claim 1, wherein the cover is made of tempered glass or hard steel.
3. The water level monitor according to claim 1, wherein the driving motor is any one of a servo motor, a dc motor and an ac motor.
4. The water level monitor according to claim 1, wherein a through hole is formed in the fixing table, and the rolling structure is disposed directly above the through hole through a support member.
5. The water level monitor according to claim 4, wherein the rolling structure comprises a shaft, a roller, a shaft hole, a first stopper, a second stopper, and a support;
the supporting piece is fixedly connected with the shaft, the roller is rotatably connected with the shaft through the shaft hole, and the shaft is matched with the shaft hole; the first limiting part is located on one end face of the roller, the second limiting part is located on the other end face of the roller, the first limiting part is fixedly connected with the roller, and the second limiting part is fixedly connected with the roller.
6. The water level monitor of claim 1, wherein the controller controls the drive motor to rotate forward, backward, or stop.
7. The water level monitor of claim 1, wherein the predetermined height is 10-50 cm.
8. The water level monitor according to claim 1, wherein the ultrasonic water level meter comprises a high frequency pulse transmitter, a high frequency pulse receiver, a timer;
the controller is connected with the high-frequency pulse transmitter and the timer in a control mode; the controller is communicatively coupled to the high frequency pulse receiver.
9. The water level monitor according to claim 8, wherein the high frequency pulse transmitter transmits sound waves at a frequency of 60-80 kHz.
10. The water level monitor of claim 1, wherein the controller is connected to the ultrasonic water level meter via a shielded cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010467744.XA CN111595414A (en) | 2020-05-28 | 2020-05-28 | Water level monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010467744.XA CN111595414A (en) | 2020-05-28 | 2020-05-28 | Water level monitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111595414A true CN111595414A (en) | 2020-08-28 |
Family
ID=72190751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010467744.XA Pending CN111595414A (en) | 2020-05-28 | 2020-05-28 | Water level monitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111595414A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118209179A (en) * | 2024-05-22 | 2024-06-18 | 兰州城市学院 | Underground water level monitoring device and monitoring method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1346049A (en) * | 2000-09-25 | 2002-04-24 | 海德罗索尼科国际有限公司 | Method and system for sound wave water level measurment |
| CN205843757U (en) * | 2016-07-25 | 2016-12-28 | 石家庄市农林科学研究院 | A kind of water level water-depth measurement device |
| US20170044894A1 (en) * | 2015-08-11 | 2017-02-16 | Intrasen, LLC | Groundwater monitoring system and method |
| CN110208847A (en) * | 2019-05-14 | 2019-09-06 | 湖北拓界地质环境工程有限公司 | A kind of real-time online original position Groundwater Monitoring system |
| CN209432224U (en) * | 2018-12-28 | 2019-09-24 | 马世亮 | A kind of Groundwater level detecting apparatus |
-
2020
- 2020-05-28 CN CN202010467744.XA patent/CN111595414A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1346049A (en) * | 2000-09-25 | 2002-04-24 | 海德罗索尼科国际有限公司 | Method and system for sound wave water level measurment |
| US20170044894A1 (en) * | 2015-08-11 | 2017-02-16 | Intrasen, LLC | Groundwater monitoring system and method |
| CN205843757U (en) * | 2016-07-25 | 2016-12-28 | 石家庄市农林科学研究院 | A kind of water level water-depth measurement device |
| CN209432224U (en) * | 2018-12-28 | 2019-09-24 | 马世亮 | A kind of Groundwater level detecting apparatus |
| CN110208847A (en) * | 2019-05-14 | 2019-09-06 | 湖北拓界地质环境工程有限公司 | A kind of real-time online original position Groundwater Monitoring system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118209179A (en) * | 2024-05-22 | 2024-06-18 | 兰州城市学院 | Underground water level monitoring device and monitoring method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10208585B2 (en) | Groundwater monitoring system and method | |
| EP1960634B1 (en) | Method and apparatus for investigating a borehole with a caliper | |
| CN111595414A (en) | Water level monitor | |
| CN111442887A (en) | Finished product water wing leak hunting production line | |
| US7178396B2 (en) | Accoustical apparatus and method for measuring water level in a ground water well having obstructions | |
| JPH03220323A (en) | Method and device for operating bale take-away machine and device for measuring traveling distance of said machine | |
| CN108279045A (en) | A kind of crude oil storage tank elevator self-measuring device and method | |
| US4460038A (en) | Installation for testing a well and a process for use thereof | |
| CN206523473U (en) | A kind of combined electrical apparatus flange seal glue-pouring device | |
| CN110616750A (en) | Intelligent discrimination system and method for pile foundation hole forming quality | |
| KR101377448B1 (en) | Welding bead part immersion ultrasonic scanning device of small and narrow place | |
| CN114457858A (en) | Intelligent monitoring system for building foundation pit settlement | |
| CN213689480U (en) | Cable insulation skin crack detection device | |
| CN204515553U (en) | Multi-level chinampa interlock intelligent measuring and control device | |
| CN116358671A (en) | Ultrasonic liquid level meter field calibration equipment | |
| CN211037081U (en) | Pile hole sediment thickness detection device based on ultrasonic wave | |
| CN208026311U (en) | A kind of crude oil storage tank elevator self-measuring device | |
| CN207351523U (en) | Based on the liquid level alarming switch detection device of static liquid level and its caliberating device of alarming line | |
| CN219589639U (en) | Device for detecting buried depth of underground water by utilizing sound waves | |
| CN202631451U (en) | On-line fabric moisture detection device | |
| CN210887351U (en) | Intelligent discrimination system for pile foundation pore-forming quality | |
| KR102412120B1 (en) | A Level Indicator for Tanks | |
| KR100829518B1 (en) | Surveying system | |
| JPH11183234A (en) | Ultrasonic liquid level measuring device | |
| CN209214578U (en) | One kind being based on barometric surveying drop shaft depth mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |